Home / 27,379,736.08-37,784,047.05-14,990,632.58

Finding the Fourth Proportional to 27,379,736.08, 37,784,047.05 and 14,990,632.58

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Solution

The fourth proportional to 27,379,736.08, 37,784,047.05 and 14,990,632.58 is: 20,687,079.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,379,736.08 : 37,784,047.05 = 14,990,632.58 : x
  2. Step 2: Convert to fraction form
    27,379,736.08/37,784,047.05 = 14,990,632.58/x
  3. Step 3: Cross multiply
    27,379,736.08x = 37,784,047.05 × 14,990,632.58
  4. Step 4: Simplify right side
    27,379,736.08x = 566,406,766,806,443
  5. Step 5: Solve for x
    x = 566,406,766,806,443/27,379,736.08
  6. Step 6: Final answer
    x = 20,687,079.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.